Answer / nitin khatana

because the line in traction system are very long distances so there is voltage drop across line to boost up this voltage we connect an autotransformer which is placed at some distances from other for compensate this voltage drop we used transformer.

Answer / shripad

Booster transformers are used in electric railway AC catenary feeders to collect the return current from the rails and the earth to the return conductor. ... Booster transformers are used to eliminate the stray currents and the disturbances, obliging the return current to flow to the return conductor.

how the alternator transfere mechanical energy to electrical one ??

3 Answers  

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what is LOS(line of sight)?

1 Answers  

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what is residuel magnetism

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DG cranking voltage?

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hr round

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Why do series motors have high starting torque?

3 Answers  

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What is inrush current?

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Maintenance of transformer???

0 Answers   Adani,

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What do you meant by soft start?

1 Answers  

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i heard that power factor(PF) is the main concern for industries, if they are maintaining PF around 0.6 they will be fined for that. now the question is, how can they improve the PF ranging between 0.9 to 0.95 which is safe for them i,e escaping from the fine?

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Why capacitor blocks DC current?

2 Answers  

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What are motor generator sets and explain the different ways the motor generator set can be used ?

0 Answers  

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